COULD a mobile phone prevent obesity? It sounds crazy, but it could work.

"Young adults are gaining more weight than any other group, with the average body mass index of 18- to 24-year-olds now in the overweight range," said the lead researcher of a study involved in obesity prevention via mobile phones, Professor Margaret Allman-Farinelli, from the University of Sydney's Charles Perkins Centre and Faculty of Science.

Young people are the highest consumers of soft drinks and sweetened drinks, and the lowest consumers of vegetables and fruit, making it obvious why they can have big struggles with their weight.

And the weight they gain now, usually follows them around for the rest of their lives, making it very important to make early changes to not only prevent long-term obesity, but the added impact of the chronic diseases that follow it. …